Gearbox



FIG. 1 is a front perspective view of a gear box showing a first embodiment of my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a right side view thereof, the left side being a mirror image thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a front perspective view of a gear box showing a second embodiment of my new design;

FIG. 6 is a front view thereof;

FIG. 7 is a right side view thereof, the left side being a mirror image thereof; and,

FIG. 8 is a back view thereof.

Any portions depicted in broken lines are environment and form no part of the claimed design. 

CLAIM The ornamental design for a gear box, as shown and described. 